Fix IllegalStateException in showDiambigDialogue

Check to make sure the activity is still running before showing the
disambiguation dialogue

Bug:24064251
Change-Id: Icf48434164e2aa9e5d89b71f637456f0f6c2b1b4

1 files changed, 12 insertions, 2 deletions

diff --git a/src/com/android/dialer/interactions/PhoneNumberInteraction.java b/src/com/android/dialer/interactions/PhoneNumberInteraction.java
index 6e218c025..601a9c77c 100644
--- a/src/com/android/dialer/interactions/PhoneNumberInteraction.java
+++ b/src/com/android/dialer/interactions/PhoneNumberInteraction.java
@@ -521,7 +521,17 @@ public class PhoneNumberInteraction implements OnLoadCompleteListener<Cursor> {
 
     @VisibleForTesting
     /* package */ void showDisambiguationDialog(ArrayList<PhoneItem> phoneList) {
-        PhoneDisambiguationDialogFragment.show(((Activity)mContext).getFragmentManager(),
-                phoneList, mInteractionType, mCallOrigin);
+        final Activity activity = (Activity) mContext;
+        if (activity.isDestroyed()) {
+            // Check whether the activity is still running
+            return;
+        }
+        try {
+            PhoneDisambiguationDialogFragment.show(activity.getFragmentManager(),
+                    phoneList, mInteractionType, mCallOrigin);
+        } catch (IllegalStateException e) {
+            // ignore to be safe. Shouldn't happen because we checked the
+            // activity wasn't destroyed, but to be safe.
+        }
     }
 }